According to the Weinberg-Salam model, the massless carriers of the electroweak interaction acquire mass in the process of ______________
Fill in the blank(s) with correct word
spontaneous symmetry breaking
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When water boils, energy added to the water is counteracted by
A) decreased pressure in the water. B) static equilibrium. C) energy carried away by steam. D) energy of the whole system. E) none of the above
A 4.00 kg hollow cylinder of radius 5.00 cm starts from rest and rolls without slipping down a 30.0 degree incline. If the length of the incline is 50.0 cm, then the velocity of the center of mass of the cylinder at the bottom of the incline is
A. 1.35 
B. 1.82
C. 1.57
D. 2.55
E. 3.02
The coefficient of linear expansion of aluminum is 24 × 10-6K-1 and the coefficient of volume expansion of olive oil is 0.68 × 10-3K-1
A novice cook, in preparation for deep-frying some potatoes fills a 1.00-liter aluminum pot to the brim and heats the oil and the pot from an initial temperature of 15°C to 190°C. To his consternation some olive oil spills over the top. How much? A) 0.11 liters B) 0.12 liters C) 0.13 liters D) 0.14 liters E) 0.15 liters
The electric field has a magnitude of 3.00 N/m at a distance of 60.0 cm from a point charge. What is the charge?
A. 1.40 nC B. 120 pC C. 36.0 mC D. 12.0 ?C E. 3.00 nC